TelcoData.US: Search by Area Code / Exchange

🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
251-408	AL	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MOBILE	MOBLALBFRS0	00/00/0000	Prefix Type: RBOC Switch Name: MOBILE Switch Type: AT&T Tech Optic Remote Switch LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALBFRS0))
251-408 is split into 1,000-number blocks - detail below
251-408-0XXX	AL	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MOBILE	MOBLALBFRS0	N/A	Prefix Type: RBOC Switch Name: MOBILE Switch Type: AT&T Tech Optic Remote Switch LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALBFRS0))
251-408-1XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	MOBILE	MOBLALIHG02	04/07/2004	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALIHG02))
251-408-2XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	MOBILE	MOBLALIHG02	04/07/2004	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALIHG02))
251-408-3XXX	AL	COMCAST IP PHONE, LLC (Comcast)	0008497687	RMD0003552	318J	MOBILE	MOBLALAZ16Z	03/19/2009	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALAZ16Z))
251-408-4XXX	AL	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MOBILE	MOBLALBFRS0	N/A	Prefix Type: RBOC Switch Name: MOBILE Switch Type: AT&T Tech Optic Remote Switch LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALBFRS0))
251-408-5XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	MOBILE	MOBLALIHG02	01/06/2016	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALIHG02))
251-408-6XXX	AL	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MOBILE	MOBLALBFRS0	N/A	Prefix Type: RBOC Switch Name: MOBILE Switch Type: AT&T Tech Optic Remote Switch LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALBFRS0))
251-408-7XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	MOBILE	MOBLALIHG02	11/17/2004	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBLALIHG02))
251-408-8XXX	AL	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	MOBILE	MOBMALZY2MD	12/23/2014	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: MOBMALZY2MD))
251-408-9XXX	AL	AT&T ENTERPRISES, LLC (AT&T)	0035146430	RMD0022433	516C	MOBILE	NOCLLIKNOWN	04/16/2013	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Mobile AL (480) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))